diff --git a/index.html b/index.html
index 07e66ace..1748742b 100644
--- a/index.html
+++ b/index.html
@@ -5503,8 +5503,11 @@ <h3>Algorithm</h3>
                   of <var>value</var> equals <code>xsd:boolean</code>, set
                   <var>converted value</var> to <code>true</code> if the
                   <a>lexical form</a>
-                  of <var>value</var> matches <code>true</code>, or <code>false</code>
-                  if it matches <code>false</code>. If it matches neither,
+                  <ins cite="#change_5">
+                    of <var>value</var> matches <code>"true"</code> or <code>"1"</code>, or <code>false</code>
+                    if it matches <code>"false"</code> or <code>"0"</code>.
+                  </ins>
+                  If it matches neither,
                   set <var>type</var> to <code>xsd:boolean</code>.</li>
                 <li>Otherwise, if the
                   <a>datatype IRI</a>
diff --git a/tests/fromRdf/0027-in.nq b/tests/fromRdf/0027-in.nq
index 8336cb89..03ea5251 100644
--- a/tests/fromRdf/0027-in.nq
+++ b/tests/fromRdf/0027-in.nq
@@ -1,6 +1,9 @@
 <http://example.com/boolean-native> <http://example.com/example> "true"^^<http://www.w3.org/2001/XMLSchema#boolean> .
 <http://example.com/boolean-native> <http://example.com/example> "false"^^<http://www.w3.org/2001/XMLSchema#boolean> .
 
+<http://example.com/boolean-number> <http://example.com/example> "1"^^<http://www.w3.org/2001/XMLSchema#boolean> .
+<http://example.com/boolean-number> <http://example.com/example> "0"^^<http://www.w3.org/2001/XMLSchema#boolean> .
+
 <http://example.com/boolean-object> <http://example.com/example> "True"^^<http://www.w3.org/2001/XMLSchema#boolean> .
 <http://example.com/boolean-object> <http://example.com/example> "False"^^<http://www.w3.org/2001/XMLSchema#boolean> .
 
diff --git a/tests/fromRdf/0027-out.jsonld b/tests/fromRdf/0027-out.jsonld
index dde170cf..1744119d 100644
--- a/tests/fromRdf/0027-out.jsonld
+++ b/tests/fromRdf/0027-out.jsonld
@@ -6,6 +6,13 @@
       {"@value": false}
     ]
   },
+  {
+    "@id": "http://example.com/boolean-number",
+    "http://example.com/example": [
+      {"@value": true},
+      {"@value": false}
+    ]
+  },
   {
     "@id": "http://example.com/boolean-object",
     "http://example.com/example": [